12123122

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{643}}^1\times {\mathrm{857}}^1$

素因数の和:1513

約数の個数: 16

約数和(自身を含む): 19891872

約数和(自身を除く): 7768750

約数列:

[1, 2, 11, 22, 643, 857, 1286, 1714, 7073, 9427, 14146, 18854, 551051, 1102102, 6061561, 12123122]

約数ペア:

[(1, 12123122), (2, 6061561), (11, 1102102), (22, 551051), (643, 18854), (857, 14146), (1286, 9427), (1714, 7073)]